Home / 99,519.55-149,279.33-94,926.85

Finding the Fourth Proportional to 99,519.55, 149,279.33 and 94,926.85

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Solution

The fourth proportional to 99,519.55, 149,279.33 and 94,926.85 is: 142,390.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,519.55 : 149,279.33 = 94,926.85 : x
  2. Step 2: Convert to fraction form
    99,519.55/149,279.33 = 94,926.85/x
  3. Step 3: Cross multiply
    99,519.55x = 149,279.33 × 94,926.85
  4. Step 4: Simplify right side
    99,519.55x = 14,170,616,092.38
  5. Step 5: Solve for x
    x = 14,170,616,092.38/99,519.55
  6. Step 6: Final answer
    x = 142,390.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.